How to solve (with steps)
3 ( x + 2 ) = 9 ( 6 - x )

Find all the values of x that make 0.1x + 0.25(102 - x) < 17.10 true.

Choose the number sentence that shows the identity property of addition. a. 122 = 61 + 61 b. 62 = 1 + 61 c. 61 = 0 + 61

Thales was an ancient philosopher familiar with similar triangles. one story about him says that he found the height of a pyramid by measuring its shadow and his own shadow at the same time. if the person is 5-ft tall, what is the height of the pyramid in the drawing?